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Phổ biến Word Problems >

The bán kính of a circle is 12 in. Find its area in terms of pipi

Lời Giải

T h e r a d i u s o f a c i rc l e i s 12 in . F in d i t s a re a in t er m s o f p iπ

Lời Giải

a re a : 144 π i n^{2}

+1

Số thập phân

452.38934 \dots

Các bước giải pháp

Given:

r a d i u s : 12 in

Diện tích hình tròn đã cho

r = 12 : A = 144 π

a re a : 144 π i n^{2}

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